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Adding label_html for asterisk #15237

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Merged
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May 21, 2021
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Adding label_html for asterisk #15237

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7 changes: 7 additions & 0 deletions form/bootstrap4.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -88,6 +88,13 @@ is a strong connection between the error and its ``<input>``, as required by the
``form_label()`` internally. If you call to ``form_errors()`` in your template,
you'll get the error messages displayed *twice*.

.. tip::

Since form errors are rendered *inside* the ``<label>``, you cannot use CSS
``:after`` to append an asterisk to the label, because it would be displayed
after the error message. Use the :ref:`label <reference-form-option-label-html>`
option instead.

Checkboxes and Radios
---------------------

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2 changes: 2 additions & 0 deletions reference/forms/types/form.rst
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Expand Up @@ -170,6 +170,8 @@ of the form type tree (i.e. it cannot be used as a form type on its own).

.. include:: /reference/forms/types/options/disabled.rst.inc

.. _reference-form-option-label:

.. include:: /reference/forms/types/options/label.rst.inc

.. include:: /reference/forms/types/options/row_attr.rst.inc
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